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Comments in Android Layout xml
... commenting/documentation purposes.
In the example below, a documentation:info attribute is defined, with an example comment value:
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:documentation="documentation.mycompany.com"
android:layout_width="matc...
Good examples using java.util.logging [closed]
...;
public class Main {
private static Logger LOGGER = Logger.getLogger("InfoLogging");
public static void main(String[] args) {
LOGGER.info("Logging an INFO-level message");
}
}
Without hard-coding the class name:
import java.util.logging.Logger;
public class Main {
private static ...
git + LaTeX workflow
...cuments in LaTeX, you often think in terms of paragraphs and write it as a free flowing document. However, in git, changes to a single word in a paragraph get recorded as a change to the entire paragraph.
One solution is to use git diff --color-words (see my answer to a similar question How to use M...
What is “Argument-Dependent Lookup” (aka ADL, or “Koenig Lookup”)?
... @Destructor: Because a function call of the form of f(a,b) invokes a free function. So in case of std::operator<<(std::cout, std::endl);, there is no such free function which takes std::endl as second argument. It is the member function which takes std::endl as argument, and for which yo...
Is there a concurrent List in Java's JDK?
...ion is possible.
CopyOnWriteArrayList: it's expensive to modify, but wait-free to read. Iterators never throw ConcurrentModificationException, they return a snapshot of the list at the moment of iterator creation even if the list is modified by another thread while iterating. Useful for infrequentl...
What is the printf format specifier for bool?
...;
#include <printf.h>
#include <stdbool.h>
static int bool_arginfo(const struct printf_info *info, size_t n,
int *argtypes, int *size)
{
if (n) {
argtypes[0] = PA_INT;
*size = sizeof(bool);
}
return 1;
}
static int bool_printf(FILE *stream, const struct printf_info *in...
How do you allow spaces to be entered using scanf?
... Say hello. */
printf("Hello %s. Nice to meet you.\n", name);
/* Free memory and exit. */
free (name);
return 0;
}
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How do I raise the same Exception with a custom message in Python?
...:
Depending on what the purpose is, you can also opt for adding the extra information under your own variable name. For both python2 and python3:
try:
try:
raise ValueError
except ValueError as err:
err.extra_info = "hello"
raise
except ValueError as e:
print(" err...
Remove all files except some from a directory
...
rm !(textfile.txt|backup.tar.gz|script.php|database.sql|info.txt)
The extglob (Extended Pattern Matching) needs to be enabled in BASH (if it's not enabled):
shopt -s extglob
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What are the differences between virtual memory and physical memory?
...that you no longer need to keep Eclipse and Chrome open, you close them to free up some memory. The space occupied in RAM by those processes is reclaimed by OS, and it looks like this now:
Suppose that closing these two frees...